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RECRUITING
NCT06944860
NA

Microbial Adherence, Surface Roughness, Effectiveness and Impact on Patients Between Conventional and 3D Printed Twin Block Appliances

Sponsor: University of Malaya

View on ClinicalTrials.gov

Summary

The Twin Block appliance is a removable orthodontic appliance that is used to help correct a backward positioned lower jaw in growing children. This appliance works by guiding the lower jaw forward to a specific position over a certain period of time. After completing the treatment, patients often experience improvements in their appearance, such as an improved bite, a more balanced facial profile and improved lip posture. The investigators' interest is to compare two types of Twin Block appliances; traditional (conventional) and 3D-printed, by examining several factors, including the amount of bacteria that stick to them, the surface roughness, and the overall effectiveness of each type. Surface roughness refers to the texture of the appliance's surface, which could influence how much bacteria can accumulate. Rougher surfaces may trap more bacteria, potentially leading to oral health issues such as bad breath, tooth decay, and gum problems. The study will also assess the effectiveness of both the conventional and 3D-printed Twin Block appliances, focusing on factors like how well they perform in improving jaw position and achieving the desired treatment outcomes. Additionally, the investigators want to assess how these appliances affect the quality of life related to oral health. Participants will answer questions about their experience to help understand how the type of appliance impacts their daily lives, comfort, and overall well-being during the course of treatment.

Official title: Microbial Adherence, Surface Roughness, Effectiveness and Impact on Patients Between Conventional and 3D Printed Twin Block Appliances: An Open-Label Prospective Clinical Trial

Key Details

Gender

All

Age Range

10 Years - 14 Years

Study Type

INTERVENTIONAL

Enrollment

32

Start Date

2025-05-01

Completion Date

2027-01-17

Last Updated

2025-06-18

Healthy Volunteers

No

Interventions

DEVICE

Conventional TBA

Conventional TBA fabricated with polymethylmethacrylate

DEVICE

3D TBA

3D TBA made out of a 3D printing resin (Graphy TR07)

Locations (1)

Orthodontic Postgraduate Clinic, Faculty of Dentistry, Universiti Malaya

Kuala Lumpur, Kuala Lumpur, Malaysia